671. Ord 9 SNL. List of all parts. C-20. Howitzer, pack, 75-mm, M1A1, carriage, howitzer (pack), 75mm, M8; Oct. 1947. Bookmark Corporate/Agency Authors: Army Department Publisher: Army Department Date: [Correct to June 11, 1947. Supersedes Ord 9 NSL C-50, May 18, 1945, including Changes 1-3, June 28-Aug. 11, 1945.] SuDoc number: M 101.12:Ord 9 C-20